Industrial CANopen to HART master converter, housing type A (slim), DIN rail mount. It's allow to monitor HART devices (like Sensors, etc..) with a CAN net.On the HART side, the HD67902-A1 can manage up to 15 deivces (+1 Secondary Master). Specifications:Ports: 1xCAN; 1xHARTCAN Protocol: CANopenData Rates CAN: Up to 1MbpsData Rates HART: 1200bpsCAN connector: 3way 5mm terminal blockHART connector: 2way 5mm terminal blockPower supply connector..